<html>
  <link rel="stylesheet" href="https://cdn.staticfile.org/twitter-bootstrap/4.3.1/css/bootstrap.min.css">
  <body>
    <div class="container">
    <h1 class="display-3">Welcome to Wu Jiahao's web server!</h1>
    <ol class="breadcrumb">
        <li class="breadcrumb-item active"><a href="#">Home</a></li>
        <li class="breadcrumb-item"><a href="resources">Resources</a></li>
        <li class="breadcrumb-item"><a href="upload.html">Upload</a></li>
      </ol>
      <div class="btn-group" style="margin-left: 450px;">
        <button class="btn btn-outline-primary btn-sm" onclick="location.href='resources'">show directory</button>
             
        <button class="btn btn-outline-secondary btn-sm" onclick="location.href='upload.html'">upload</button>
      </div>
    </div>
  </body>
</html>
